If you spend 49.79 how many ways can you recieve change from a fifty dollar bill

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

You can find the constant of proportionality by finding the ratio of

For each polynomial, determine the degree and write the polynomial in descending order. a. –4x^2 – 12 + 11x^4 b. 2x^5 + 14 – 3x^4 + 7x + 3x^3